/* =====================================================
   CATALOG & EXPLORER — Euromed S.R.L.
   prodotti.html department cards + in-page drill-down
   explorer for the department pages. Self-contained:
   uses new class names so shared styles stay untouched.
   ===================================================== */

:root {
  --cat-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --cat-line: rgba(17, 26, 69, 0.10);
}

/* =====================================================
   PRODOTTI.HTML — department cards
   ===================================================== */
.dept-intro {
  max-width: 720px;
  margin: 0 auto var(--space-12);
  text-align: center;
  font-size: var(--fs-lg);
  color: var(--gray-600);
  line-height: var(--lh-relaxed);
}

.dept-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
}

.dept-card {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: clamp(280px, 32vw, 380px);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border-radius: var(--radius-3xl);
  overflow: hidden;
  color: var(--white);
  text-decoration: none;
  background: var(--primary-800);
  box-shadow: var(--shadow-md);
  /* Visible by default; entrance is CSS-only (backwards fill) so content
     never depends on JS. JS only fills the counts. */
  opacity: 1;
  transition: transform 0.5s var(--cat-ease), box-shadow 0.5s var(--cat-ease);
  animation: dept-in 0.7s var(--cat-ease) backwards;
}
.dept-card:nth-child(1) { animation-delay: 0.04s; }
.dept-card:nth-child(2) { animation-delay: 0.12s; }
.dept-card:nth-child(3) { animation-delay: 0.20s; }
.dept-card:nth-child(4) { animation-delay: 0.28s; }
@keyframes dept-in {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
.dept-card:hover { box-shadow: var(--shadow-2xl); transform: translateY(-6px); }

/* Cover image */
.dept-card__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  transition: transform 0.9s var(--cat-ease);
}
.dept-card:hover .dept-card__img { transform: scale(1.12); }

/* Tint + readability scrim, accent per department */
.dept-card__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(10, 15, 44, 0) 25%, rgba(10, 15, 44, 0.55) 62%, rgba(7, 11, 30, 0.92) 100%),
    linear-gradient(135deg, var(--dept-a, rgba(17, 26, 69, 0.55)), transparent 65%);
  transition: opacity 0.5s var(--cat-ease);
}
.dept-card:hover .dept-card__scrim { opacity: 0.92; }

/* Blueprint grid texture */
.dept-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: radial-gradient(120% 90% at 100% 0%, #000, transparent 60%);
          mask-image: radial-gradient(120% 90% at 100% 0%, #000, transparent 60%);
  opacity: 0.5;
}

.dept-card__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-300);
  margin-bottom: var(--space-3);
}
.dept-card__eyebrow::before {
  content: "";
  width: 22px;
  height: 1.5px;
  background: var(--teal-400);
}
.dept-card__title {
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2);
  color: var(--white);
}
.dept-card__desc {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.82);
  line-height: var(--lh-normal);
  max-width: 34ch;
  margin-bottom: var(--space-5);
}
.dept-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
}
/* Hidden: categories don't display how many products/subcategories they contain. */
.dept-card__count { display: none; }
.dept-card__cta {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  -webkit-backdrop-filter: blur(6px);
          backdrop-filter: blur(6px);
  transition: background 0.4s var(--cat-ease), transform 0.4s var(--cat-ease);
}
.dept-card__cta svg { width: 20px; height: 20px; transition: transform 0.4s var(--cat-ease); }
.dept-card:hover .dept-card__cta { background: var(--grad-accent); border-color: transparent; transform: scale(1.08); }
.dept-card:hover .dept-card__cta svg { transform: translateX(3px); color: #04263a; }

/* =====================================================
   DEPARTMENT PAGES — explorer
   ===================================================== */
.cat-explorer-section { padding: clamp(2.5rem, 5vw, 4rem) 0 clamp(4rem, 8vw, 6rem); }

.cat-explorer { position: relative; }

/* Sticky toolbar: breadcrumb + search */
.cat-toolbar {
  position: sticky;
  top: 70px;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding: var(--space-4) clamp(1rem, 2vw, 1.5rem);
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
  background: rgba(248, 250, 252, 0.82);
  -webkit-backdrop-filter: blur(14px);
          backdrop-filter: blur(14px);
  border: 1px solid var(--cat-line);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-sm);
}

/* Breadcrumb */
.cat-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  font-size: var(--fs-sm);
  min-height: 38px;
}
.cat-crumb {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-full);
  color: var(--gray-600);
  font-weight: var(--fw-medium);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast);
}
.cat-crumb:hover { color: var(--primary-700); background: var(--primary-50); }
.cat-crumb svg { width: 15px; height: 15px; }
.cat-crumb--current {
  color: var(--primary-800);
  font-weight: var(--fw-semibold);
  background: var(--primary-100);
  cursor: default;
}
.cat-crumb--current:hover { background: var(--primary-100); }
.cat-crumb-sep { color: var(--gray-300); display: inline-flex; }
.cat-crumb-sep svg { width: 16px; height: 16px; }

/* Search */
.cat-search {
  position: relative;
  display: flex;
  align-items: center;
  min-width: min(280px, 100%);
  flex: 0 1 320px;
}
.cat-search__icon {
  position: absolute;
  left: 0.9rem;
  width: 18px;
  height: 18px;
  color: var(--gray-400);
  pointer-events: none;
}
.cat-search__input {
  width: 100%;
  padding: 0.65rem 2.4rem 0.65rem 2.6rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-full);
  background: var(--white);
  font-family: inherit;
  font-size: var(--fs-sm);
  color: var(--gray-800);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.cat-search__input::placeholder { color: var(--gray-400); }
.cat-search__input:focus {
  outline: none;
  border-color: var(--accent-400);
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.16);
}
.cat-search__clear {
  position: absolute;
  right: 0.7rem;
  width: 22px;
  height: 22px;
  display: none;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: var(--gray-200);
  color: var(--gray-600);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.cat-search__clear:hover { background: var(--gray-300); }
.cat-search__clear svg { width: 13px; height: 13px; }
.cat-search.has-value .cat-search__clear { display: flex; }

/* Results heading (search mode) */
.cat-resultline {
  font-size: var(--fs-sm);
  color: var(--gray-500);
  margin-bottom: var(--space-5);
}
.cat-resultline b { color: var(--gray-800); }

/* Grid */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(248px, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
}

/* Card */
.cat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  text-align: left;
  width: 100%;
  margin: 0;
  padding: 0;
  -webkit-appearance: none;
          appearance: none;
  color: inherit;
  background: var(--white);
  border: 1px solid var(--cat-line);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  cursor: pointer;
  font-family: inherit;
  box-shadow: var(--shadow-xs);
  text-decoration: none;
  /* reveal */
  opacity: 0;
  transform: translateY(22px);
  transition: transform 0.55s var(--cat-ease), box-shadow 0.4s var(--cat-ease),
              border-color 0.4s var(--cat-ease), opacity 0.55s var(--cat-ease);
}
.cat-card.is-visible { opacity: 1; transform: translateY(0); }
.cat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-200);
}
.cat-card:focus-visible {
  outline: none;
  border-color: var(--accent-400);
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.18);
}

.cat-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  background:
    radial-gradient(120% 100% at 50% 0%, var(--white), var(--surface-muted));
  overflow: hidden;
}
.cat-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--space-5);
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.6s var(--cat-ease);
}
.cat-card__img.is-active { opacity: 1; }
.cat-card:hover .cat-card__img.is-active { transform: scale(1.05); }
.cat-card__placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--primary-700), var(--primary-500));
  color: rgba(255, 255, 255, 0.8);
}
.cat-card__placeholder svg { width: 40px; height: 40px; }

/* Type tag (top-left) */
.cat-card__tag {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.03em;
  border-radius: var(--radius-full);
  -webkit-backdrop-filter: blur(6px);
          backdrop-filter: blur(6px);
}
.cat-card__tag svg { width: 13px; height: 13px; }
.cat-card__tag--group {
  color: var(--primary-800);
  background: rgba(228, 232, 245, 0.92);
  border: 1px solid rgba(45, 63, 142, 0.18);
}
.cat-card__tag--leaf {
  color: #04465c;
  background: rgba(186, 230, 253, 0.9);
  border: 1px solid rgba(14, 165, 233, 0.28);
}

/* Dot indicators for multi-image cards */
.cat-card__dots {
  position: absolute;
  bottom: var(--space-2);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  gap: 5px;
}
.cat-card__dots span {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--gray-300);
  transition: background 0.3s ease, width 0.3s ease;
}
.cat-card__dots span.is-active { background: var(--accent-500); width: 14px; border-radius: 3px; }

.cat-card__body {
  padding: var(--space-5);
  border-top: 1px solid var(--cat-line);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}
.cat-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--gray-900);
  line-height: 1.2;
}
.cat-card__desc {
  font-size: var(--fs-sm);
  color: var(--gray-500);
  line-height: var(--lh-normal);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cat-card__action {
  margin-top: auto;
  padding-top: var(--space-3);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--accent-700);
}
.cat-card__action svg { width: 16px; height: 16px; transition: transform var(--transition-base); }
.cat-card:hover .cat-card__action svg { transform: translateX(4px); }
.cat-card--group .cat-card__action { color: var(--primary-700); }

/* Empty / no results */
.cat-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-16) var(--space-6);
  color: var(--gray-500);
}
.cat-empty svg { width: 46px; height: 46px; color: var(--gray-300); margin-bottom: var(--space-4); }
.cat-empty__title { font-size: var(--fs-lg); font-weight: var(--fw-semibold); color: var(--gray-700); margin-bottom: var(--space-2); }

/* Back-to-products link row */
.cat-foot { margin-top: clamp(2.5rem, 5vw, 4rem); text-align: center; }

/* =====================================================
   Responsive
   ===================================================== */
@media (max-width: 720px) {
  .dept-grid { grid-template-columns: 1fr; }
  .cat-toolbar {
    flex-direction: column;
    align-items: stretch;
    top: 64px;
  }
  .cat-search { flex: 1 1 auto; }
  /* 16px input prevents iOS auto-zoom when the search field is focused */
  .cat-search__input { font-size: var(--fs-base); padding-block: 0.7rem; }
  .cat-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.85rem; }
  .cat-card__body { padding: var(--space-4); }
  .cat-card__img { padding: var(--space-4); }
}

/* Very small phones — keep 2 readable columns, no cramped 3-up */
@media (max-width: 400px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); gap: 0.7rem; }
}

/* Motion-safe */
@media (prefers-reduced-motion: reduce) {
  .dept-card, .cat-card { transition: box-shadow 0.3s, border-color 0.3s; opacity: 1 !important; transform: none !important; animation: none !important; }
  .dept-card__img, .cat-card__img { transition: opacity 0.3s; }
}